<form class="layui-form" action="" lay-filter="testpageformfilter">
    <div class="layui-form-item">
        <label class="layui-form-label">输入框</label>
        <div class="layui-input-block">
            <input type="text" name="title" required lay-verify="required" placeholder="请输入标题" autocomplete="off" class="layui-input">
        </div>
    </div>
    <div class="layui-form-item">
        <label class="layui-form-label">密码框</label>
        <div class="layui-input-inline">
            <input type="password" name="password" required lay-verify="required" placeholder="请输入密码" autocomplete="off" class="layui-input">
        </div>
        <div class="layui-form-mid layui-word-aux">辅助文字</div>
    </div>
    <div class="layui-form-item">
        <label class="layui-form-label">选择框</label>
        <div class="layui-input-block">
            <select name="city" lay-verify="required" lay-search>
                <option value=""></option>
                <option value="0">北京</option>
                <option value="1">上海</option>
                <option value="2">广州</option>
                <option value="3">深圳</option>
                <option value="4">杭州</option>
            </select>
        </div>
    </div>
    <div class="layui-form-item">
        <label class="layui-form-label">选择框2</label>
        <div class="layui-input-block">
            <select name="quiz">
                <option value="">请选择</option>
                <optgroup label="城市记忆">
                    <option value="你工作的第一个城市">你工作的第一个城市？</option>
                </optgroup>
                <optgroup label="学生时代">
                    <option value="你的工号">你的工号？</option>
                    <option value="你最喜欢的老师">你最喜欢的老师？</option>
                </optgroup>
            </select>
        </div>
    </div>
    <div class="layui-form-item">
        <label class="layui-form-label">复选框</label>
        <div class="layui-input-block">
            <input type="checkbox" name="like[write]" title="写作">
            <input type="checkbox" name="like[read]" title="阅读" checked>
            <input type="checkbox" name="like[dai]" title="发呆">
        </div>
    </div>
    <div class="layui-form-item">
        <label class="layui-form-label">开关</label>
        <div class="layui-input-block">
            <input type="checkbox" name="switch" lay-skin="switch" value="1">
        </div>
    </div>
    <div class="layui-form-item">
        <label class="layui-form-label">单选框</label>
        <div class="layui-input-block">
            <input type="radio" name="sex" value="男" title="男">
            <input type="radio" name="sex" value="女" title="女" checked>
        </div>
    </div>
    <div class="layui-form-item layui-form-text">
        <label class="layui-form-label">文本域</label>
        <div class="layui-input-block">
            <textarea name="desc" placeholder="请输入内容" class="layui-textarea"></textarea>
        </div>
    </div>
    <div class="layui-form-item">
        <div class="layui-input-block">
            <button class="layui-btn" lay-submit lay-filter="formDemo">立即提交</button>

            <button id="btnswitchtestpage" type="submit" class="layui-btn layui-btn-primary" lay-filter="data-test-btn">
                <i class="layui-icon"></i> 测试switch
            </button>

            <button id="btnselecttestpage" type="submit" class="layui-btn layui-btn-primary" lay-filter="data-test-btn">
                <i class="layui-icon"></i> 测试select
            </button>
            <button id="btngettestpage" type="submit" class="layui-btn layui-btn-primary" lay-filter="data-test-btn">
                <i class="layui-icon"></i> 取值
            </button>
            <button id="btnsettestpage1" type="submit" class="layui-btn layui-btn-primary" lay-filter="data-test-btn">
                <i class="layui-icon"></i> 赋值1
            </button>
            <button id="btnsettestpage2" type="submit" class="layui-btn layui-btn-primary" lay-filter="data-test-btn">
                <i class="layui-icon"></i> 赋值2
            </button>
            <button type="reset" class="layui-btn layui-btn-primary">重置</button>
        </div>
    </div>
</form>

<script>
    //Demo
    layui.use('form', function () {
        var form = layui.form, $ = layui.$;;
        form.render();
        //监听提交
        form.on('submit(formDemo)', function (data) {
            console.log(JSON.stringify(data.field));
            return false;
        });

        //监听测试
        $('#btnswitchtestpage').on('click', function () {
            var checked = $('input[name=switch ]').prop("checked");
            console.log(checked);
            if (checked == undefined)
                checked = false;
            else
                checked = !checked;
            $('input[name=switch ]').prop("checked", checked);
            form.render('checkbox');
            return false;
        });

        //监听select
        $('#btnselecttestpage').on('click', function () {
            var selectval = $('select[name=city ]').val();
            console.log(selectval);

            $('select[name=city ]').val("2");
            form.render('select');
            return false;
        });

        //监听取值和赋值
        $('#btngettestpage').on('click', function () {
            var getval = form.val("testpageformfilter");
            console.log(getval);
           
            return false;
        });

        //监听取值和赋值
        $('#btnsettestpage1').on('click', function () {
            var newval = {
                "title": "asdfasdfasdfasdff",
                "password": "12312313",
                "city": 3,
                "quiz": "你工作的第一个城市",
                "like[write]": "on",
                "like[read]": "on",
                "like[dai]": "on",
                "switch": 1,
                "sex": "女",
                "desc": "123123"
            }
            form.val("testpageformfilter", newval)
            //form.render('select');
            return false;
        });


        //监听取值和赋值
        $('#btnsettestpage2').on('click', function () {
            // var getval = form.val("testpageformfilter");
            // console.log(getval);
            var newval = {
                "title": "你好测试ui",
                "password": "555",
                "city": 1,
                "quiz": "你的工号",
                "like[write]": "on",
                "like[read]": "",
                "like[dai]": "on",
                "switch": 0,
                "sex": "男",
                "desc": "fffffffff"
            }
            form.val("testpageformfilter", newval)
            //form.render('select');
            return false;
        });
        
    });
</script>